Food cabinet sliding window motor driven back up closure
Foot operated door security device
Foot pedal door opener device for a two-door reach-hyphen in...
Forced entry resistance device for sash lock
Forced entry resistance device for sash window assembly
Forced entry resistant check rail lock
Four bar/single pivot paint access hinge and method of use
Frame section with a suspension arm or projection arm for...
Freewheeling lock apparatus and method
Freewheeling lock apparatus and method
Freezer lock
Freight car
Freight car door
Freight car door
Freight car door
Freight car door locking mechanism
Freight car door retarder and operating handle
French casement window operator
Friction adjuster for window balance carriers
Friction balance and jamb liner for window sash